Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of astm a519 1035 honed seamless steel tube for hydraulic cylinder in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
ASTM A519 1035 Honed Seamless Steel Tube is a precision cold drawn seamless mechanical tube designed for hydraulic cylinder barrels, pneumatic cylinders, CNC equipment, agricultural machinery, mining machinery, construction machinery and industrial actuator systems. Manufactured from medium-carbon SAE/AISI 1035 steel, this honed tube provides a practical balance of strength, machinability, bore accuracy and wear resistance for OEM cylinder manufacturers and repair workshops.
Xi'an Dongmeng Group Co., Ltd supplies ASTM A519 1035 honed tubes with controlled inner diameter tolerance, smooth bore surface, stable straightness and export-ready packaging. Tubes can be supplied in honed, skived and roller burnished, stress-relieved, cut-to-length, oiled, phosphated or customized conditions according to hydraulic cylinder design requirements.
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ASTM A519 1035 honed seamless steel tube overview
ASTM A519 1035 honed seamless steel tube is engineered for applications where the inner surface of the tube directly affects cylinder sealing, piston movement, hydraulic pressure stability and service life. Compared with ordinary seamless steel pipe, honed seamless tubing is processed to achieve a controlled internal diameter, improved roundness, smoother bore finish and better suitability for dynamic seal contact.The 1035 medium-carbon steel grade contains higher carbon than 1020 or 1026 steel, giving it improved strength and wear resistance while still maintaining acceptable machinability. This makes it suitable for hydraulic cylinder barrels used in mobile equipment, industrial machines, agricultural implements, lifting equipment and heavy-duty mechanical systems.
For B2B buyers, the main purchasing value is not only the steel grade but the complete tube performance package: ASTM A519 compliance, cold drawn seamless structure, ID tolerance control, bore roughness, straightness, end condition, anti-rust protection, material traceability and export packaging.
Xi'an Dongmeng Group Co., Ltd provides ASTM A519 1035 honed tube for both standard hydraulic cylinder production and customized OEM projects. Buyers may provide drawings, required ID tolerance, surface roughness, pressure design, tube length, end machining requirements and packaging instructions for project-specific production.
Technical Specifications
| Item | Available Range |
| Standard | ASTM A519 / ASTM A519M |
| Steel Grade | 1035 / SAE 1035 / AISI 1035 / UNS G10350 |
| Tube Type | Seamless, Cold Drawn, Honed |
| Outer Diameter | 25 mm – 400 mm, custom range available |
| Inner Diameter | 20 mm – 350 mm, custom range available |
| Wall Thickness | 3 mm – 50 mm |
| Length | 3 m – 12 m, fixed length or cut-to-length |
| ID Tolerance | H8 / H9 / H10 |
| ID Roughness | Ra ≤ 0.4 μm standard, Ra 0.2–0.3 μm on request |
| Straightness | Typically ≤ 0.5–1.0 mm/m |
| Delivery Condition | BK, BKW, BK+S, GBK, NBK, stress relieved |
| End Condition | Plain end, chamfered end, machined end, threaded end on request |
| Surface Protection | Oiled, phosphated, painted, capped, VCI packed |
| Inspection | Dimension, ID tolerance, roughness, straightness, mechanical test, chemical analysis |
| Certificate | EN 10204 3.1 MTC, third-party inspection available |
Metric and Imperial Size Reference
| ID mm | ID inch | Common Wall Thickness mm | Common Wall Thickness inch | Typical Application |
| 25 | 1.00" | 3 – 8 | 0.118" – 0.315" | Small hydraulic cylinder |
| 40 | 1.57" | 4 – 10 | 0.157" – 0.394" | Agricultural equipment |
| 50 | 1.97" | 5 – 12 | 0.197" – 0.472" | Forklift cylinder |
| 63 | 2.48" | 6 – 14 | 0.236" – 0.551" | Industrial cylinder |
| 80 | 3.15" | 8 – 16 | 0.315" – 0.630" | Construction machinery |
| 100 | 3.94" | 8 – 20 | 0.315" – 0.787" | Excavator / loader cylinder |
| 125 | 4.92" | 10 – 25 | 0.394" – 0.984" | Heavy-duty hydraulic system |
| 160 | 6.30" | 12 – 30 | 0.472" – 1.181" | Press / lifting equipment |
| 200 | 7.87" | 16 – 35 | 0.630" – 1.378" | Large cylinder barrel |
| 250+ | 9.84"+ | Customized | Customized | Heavy equipment / OEM project |
Custom dimensions can be manufactured according to drawings, sample tubes or hydraulic cylinder design data.
Why ASTM A519 1035 Honed Tube Is Used for Hydraulic Cylinders
Hydraulic cylinders require a tube body that can withstand pressure, maintain dimensional stability and support smooth piston movement. ASTM A519 1035 honed seamless steel tube is commonly selected because it offers:
Seamless structure without a welded seam
Good strength for medium and heavy-duty hydraulic cylinders
Smooth internal surface for reduced seal wear
Controlled ID tolerance for piston and seal compatibility
Good machinability for cutting, boring, threading and end processing
Better wear resistance than lower-carbon mechanical tubing
Suitable performance for OEM cylinder barrel production
Cost-effective alternative to higher alloy grades when corrosion resistance is not the primary requirement
Chemical Composition
- Typical chemical composition for SAE/AISI 1035 carbon steel used under ASTM A519 mechanical tubing requirements:
Element Content % Carbon, C 0.32 – 0.38 Manganese, Mn 0.60 – 0.90 Phosphorus, P ≤ 0.040 Sulfur, S ≤ 0.050 Silicon, Si Usually residual or as agreed Iron, Fe Balance Engineering Note: Chemical composition should be verified by heat number and material certificate. For OEM hydraulic cylinder projects, buyers may specify tighter chemical limits, controlled sulfur content, heat treatment condition or additional mechanical testing.
Mechanical Properties
- Typical mechanical properties for ASTM A519 1035 honed seamless steel tube vary according to cold drawing, stress relieving, heat treatment, wall thickness and final delivery condition.
Property Typical Value Tensile Strength 550 – 620 MPa Yield Strength 370 – 460 MPa Elongation 12% – 30% Hardness Approx. 160 – 200 HB Modulus of Elasticity 190 – 210 GPa Machinability Good for turning, boring, cutting and end machining - Important: Final mechanical properties are confirmed by the actual production condition and MTC. For pressure-critical hydraulic systems, buyers should provide the required design pressure, safety factor and cylinder drawing before order confirmation.
Physical Properties
Property Typical Value Density 7.85 g/cm³ Thermal Conductivity Approx. 51 W/m·K Thermal Expansion Coefficient Approx. 11–12 μm/m·°C Poisson's Ratio 0.27 – 0.30 Electrical Resistivity Typical carbon steel range Magnetic Property Magnetic
These physical properties make ASTM A519 1035 steel suitable for general mechanical and hydraulic cylinder applications where strength, dimensional stability and machinability are more important than corrosion resistance.
Processing Performance Analysis
- ASTM A519 1035 honed seamless steel tube has good processing performance for hydraulic cylinder manufacturing and machinery fabrication.Cold Drawing
Cold drawing improves dimensional accuracy, surface condition and mechanical strength. It also provides a better base tube for subsequent honing or skiving and roller burnishing.
Honing
Honing removes a small amount of material from the inner bore using abrasive tools. It improves ID accuracy, produces a cross-hatched oil-retaining surface and prepares the tube for piston seal movement.
Skiving & Roller Burnishing
Skiving removes a thin internal layer, while roller burnishing compresses and smooths the bore surface. This process is suitable for high-volume hydraulic cylinder production where fast processing speed, low friction and improved surface hardness are required.
CNC Machining
ASTM A519 1035 tube can be cut, faced, bored, threaded, grooved and machined at the ends. For OEM cylinder builders, cut-to-length service and machined ends can reduce downstream processing time.
Heat Treatment
Stress relieving, normalizing or other heat treatment conditions may be selected depending on the required strength, dimensional stability and machining performance.
Welding Performance Analysis
SAE/AISI 1035 is a medium-carbon steel. Its weldability is lower than low-carbon grades such as 1020 or 1026 due to the higher carbon content. When welding is required, proper to the higher carbon content. When welding is required, proper procedure control is important.Recommended welding considerations:
- Preheating may be required depending on wall thickness and joint design
- Low-hydrogen welding consumables are recommended
- Avoid rapid cooling after welding
- Post-weld stress relieving may be considered for critical cylinder components
- Welding procedure should be matched with the actual delivery condition
- For highly welded cylinder structures, 1020, 1026 or E355 may be considered if weldability is more important than wear resistance
For pressure-bearing hydraulic cylinder assemblies, welding should be qualified according to the relevant project code and engineering requirements.
Corrosion Resistance Analysis
ASTM A519 1035 honed seamless steel tube is a carbon steel product. It does not provide the same corrosion resistance as stainless steel or nickel alloy tubing. For most hydraulic cylinder applications, corrosion protection is achieved through surface oiling, phosphating, painting, external coating, proper storage and clean hydraulic oil operation.Available protection options:
- Anti-rust oil on inner and outer surfaces
- Plastic caps on both ends
- Phosphating for improved oil retention
- External painting or coating on request
- VCI packaging for long-distance sea shipment
- Indoor dry storage before assembly
For marine, chemical, food processing or highly corrosive environments, stainless steel honed tubes such as 304, 316L or duplex stainless steel may be more suitable.
Honed Tube vs Skived & Roller Burnished Tube
| Item | Honed Tube | Skived & Roller Burnished Tube |
| Process | Abrasive honing | Skiving + roller burnishing |
| Bore Surface | Smooth cross-hatch finish | Very smooth compressed surface |
| Surface Roughness | Ra ≤ 0.4 μm typical | Ra 0.2–0.3 μm available |
| Production Efficiency | Suitable for flexible orders | Higher efficiency for batch production |
| Seal Compatibility | Excellent | Excellent |
| Wear Resistance | Good | Improved by surface compression |
| Best For | Repair, flexible sizes, standard cylinder tubes | OEM batch cylinder production, high precision applications |
Selection suggestion: choose honed tube for flexible order quantities, maintenance and standard hydraulic cylinders; choose SRB tube for large batch OEM cylinder production requiring faster delivery, smoother bore finish and lower friction.
Application Industries
Hydraulic Cylinder Manufacturing
Used as cylinder barrels for single-acting and double-acting hydraulic cylinders, telescopic cylinders, industrial actuators and custom hydraulic systems.
01
Construction Machinery
Suitable for excavators, loaders, bulldozers, cranes, concrete pumps, lifting platforms and mobile hydraulic equipment.
02
Agricultural Machinery
Used in tractors, harvesters, plows, seeders, trailers and hydraulic lifting systems requiring stable cylinder movement.
03
CNC and Industrial Machinery
Applied in CNC machine tools, presses, injection molding machines, metal forming equipment and automation systems.
04
Material Handling Equipment
Used for forklifts, scissor lifts, warehouse lifting platforms, stackers and loading equipment.
05
Execution Standards
| Standard | Description |
| ASTM A519 / A519M | Seamless carbon and alloy steel mechanical tubing |
| SAE / AISI 1035 | Medium-carbon steel grade designation |
| EN 10204 3.1 | Material test certificate |
| ISO 286 | Hole tolerance system, including H8 / H9 tolerance reference |
| EN 10305-1 | Seamless cold drawn precision steel tubes |
| DIN 2391 | Seamless precision steel tubes |
| JIS G3445 | Carbon steel tubes for machine structural purposes |
| Customer Drawing | OEM hydraulic cylinder tube dimensions and machining requirements |
Production Capability
Xi'an Dongmeng Group Co., Ltd supports factory production and export supply for ASTM A519 1035 honed seamless steel tube.
Available Manufacturing Route
Steel billet inspection → hot piercing → seamless tube forming → cold drawing → stress relieving → straightening → ID honing or SRB processing → dimensional inspection → roughness testing → anti-rust treatment → marking → packaging → shipment
Customization Capability
- Custom ID, OD and wall thickness
- H8 / H9 / H10 inner diameter tolerance
- Honed or skived & roller burnished bore
- Cut-to-length service
- Chamfering, threading and end machining
- Phosphating, oiling, painting or external coating
- Fixed bundle weight or palletized export packing
- Mill test certificate and third-party inspection support
Buyer Information Needed for Quotation
- To provide a fast and accurate quotation, please send:
- Standard and grade: ASTM A519 1035
- OD / ID / wall thickness
- Required length
- ID tolerance: H8, H9 or custom
- Surface roughness requirement
- Delivery condition
- Quantity
- End machining requirement
- Destination port
- Certificate or inspection requirements
Inspection & Quality Assurance
- Quality control is critical because the bore condition directly affects seal performance and hydraulic cylinder service life.
Inspection Item Purpose Chemical Analysis Confirm 1035 steel grade compliance Mechanical Testing Verify strength and elongation according to order requirements OD / ID Measurement Ensure dimensional accuracy Wall Thickness Testing Check uniform wall thickness ID Tolerance Inspection Confirm H8 / H9 / custom tolerance Surface Roughness Testing Verify Ra value of honed bore Straightness Inspection Ensure stable cylinder assembly Visual Surface Check Detect scratches, pits, dents or rust End Condition Inspection Confirm cutting, chamfering or machining quality Marking and Traceability Match heat number, size and certificate Packaging Inspection Ensure safe export shipment Available Documents
- EN 10204 3.1 Material Test Certificate
- Chemical composition report
- Mechanical property report
- Dimensional inspection report
- Surface roughness report
- Packing list
- Certificate of origin if required
- Third-party inspection report by SGS, BV, TÜV or other agencies on request
Packaging & Shipping
- ASTM A519 1035 honed seamless steel tubes are packed for long-distance international transportation.
Standard Export Packaging
- Anti-rust oil applied to inner and outer surfaces
- Plastic caps on both ends to protect the honed bore
- Bundles secured with steel strips
- Waterproof wrapping or PE sheet
- Wooden cases or steel-framed packaging for precision tubes
- Clear labels showing size, grade, heat number and order number
- Seaworthy packaging suitable for container loading
Shipping Options
- Full container load
- Less-than-container load
- Air shipment for urgent samples
- Sea freight for bulk orders
- Delivery to customer warehouse, forwarder or destination port
Why Choose Xi'an Dongmeng Group Co., Ltd
Factory-oriented Supply
We support B2B buyers with factory-level production, size customization and technical communication instead of only offering standard stock sizes.
Precision Bore Control
We focus on ID tolerance, bore roughness, straightness and sealing performance, which are the key factors for hydraulic cylinder tube procurement.
Material Traceability
Each order can be supplied with heat number traceability and EN 10204 3.1 material certificate.
OEM Project Support
Custom length, end machining, phosphating, fixed bundle weight, special marking and private-label packaging can be arranged.
Export Experience
We understand the documentation, packaging and communication requirements of global distributors, OEM factories, engineering companies and machinery manufacturers.
Fast Quotation Logic
Send your drawing, tube size, tolerance, roughness and quantity. Our team will help match the correct production route and provide a practical quotation.
Frequently Asked Questions (FAQ)
1. What is ASTM A519 1035 honed seamless steel tube used for?
It is mainly used for hydraulic cylinder barrels, pneumatic cylinders, CNC machinery, forklifts, cranes, excavators, agricultural equipment, industrial actuators and hydraulic cylinder repair.
2. What is the difference between ASTM A519 tube and ordinary seamless pipe?
ASTM A519 is a mechanical tubing standard. It is more suitable for applications requiring dimensional accuracy, machining performance and controlled mechanical properties. Ordinary seamless pipe is often designed for pressure piping or fluid transportation and may not provide the required ID tolerance or bore finish for hydraulic cylinders.
3. Why choose 1035 steel for hydraulic cylinder tubes?
1035 is a medium-carbon steel with better strength and wear resistance than lower-carbon grades such as 1020. It is suitable for hydraulic cylinder applications where strength, machinability and cost performance are all important.
4. Can you supply H8 and H9 tolerance?
Yes. We can supply H8, H9 and other customized ID tolerances according to tube size and project requirements.
5. What surface roughness can you provide?
Standard honed tubes can usually be supplied with Ra ≤ 0.4 μm. Precision honed or SRB tubes can reach Ra 0.2–0.3 μm depending on size, process and order requirements.
6. What is the difference between honed tube and SRB tube?
A honed tube is finished by abrasive honing. An SRB tube is processed by skiving and roller burnishing. SRB tubes usually offer higher production efficiency, smoother bore surface and improved surface hardness, while honed tubes are flexible and widely used for standard cylinder production and repair.
7. Can the tube be cut to fixed length?
Yes. Cut-to-length service is available. We can also provide chamfering, end facing, threading or other machining according to drawings.
8. Do you provide MTC?
Yes. EN 10204 3.1 material test certificate can be supplied with chemical composition, mechanical properties and heat number traceability.
9. Can third-party inspection be arranged?
Yes. SGS, BV, TÜV or other third-party inspection can be arranged before shipment according to buyer requirements.
10. Is ASTM A519 1035 tube suitable for welding?
It can be welded, but because 1035 is a medium-carbon steel, welding procedure control is important. Preheating, low-hydrogen consumables and stress relieving may be required depending on thickness and application.
11. How should honed tubes be protected during shipment?
The inner bore should be protected with anti-rust oil and plastic end caps. Tubes should be packed with waterproof material and secured in bundles, wooden cases or steel-framed packages for export shipment.
12. What information should I provide for a quotation?
Please provide OD, ID, wall thickness, length, tolerance, roughness, delivery condition, quantity, destination port and any machining or certificate requirements.
Contact Us
Xi'an Dongmeng Group Co., Ltd
For ASTM A519 1035 honed seamless steel tube quotation, technical data or OEM hydraulic cylinder tube supply, please contact us with your drawing or size list.
Phone / WhatsApp / WeChat: +8615769214734
Email: office@dongmjd.com
Send us your tube size, tolerance and quantity. We will help you select the correct honed tube specification for your hydraulic cylinder application.
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